/Engine/Plugins/Animation/ControlRig/Source/ControlRig/Public/Rigs/RigHierarchy.h
void Notify ( [ERigHierarchyNotification](API\Plugins\ControlRig\Rigs\ERigHierarchyNotification) InNotifType, const [FRigBaseElement](API\Plugins\ControlRig\Rigs\FRigBaseElement) * InElement )